📘 arithmetic

1. **State the problem:** Calculate the value of $3000000 \div 100 \times 5$. 2. **Recall the order of operations:** Division and multiplication have the same precedence and are pe

1. **State the problem:** Calculate the value of $3000000 \div 100 \times 50$. 2. **Recall the order of operations:** Division and multiplication have the same precedence and are p

1. **State the problem:** Nike was given 1 whole cake plus \frac{1}{2} pieces of cake, and Mary was given 1 whole cake plus \frac{1}{3} pieces of cake. We need to find the total am

1. **Problem:** Racheal bought $\frac{2}{5}$ metre of ribbon and Latifat bought $\frac{3}{4}$ metre of ribbon. Find the total length of the ribbon they bought. 2. **Formula:** To a

1. The problem is to add two numbers together. 2. The general formula for addition is $a + b = c$, where $a$ and $b$ are the numbers to add, and $c$ is the sum.

1. **State the problem:** We have multiple subtraction problems and word problems involving subtraction and division. 2. **Subtraction problems:** To subtract two numbers, subtract

1. **State the problem:** Peter has 4 boxes of markers. Each box starts with 8 markers, and he adds 1 more marker to each box. We need to complete the strip diagram showing the tot

1. The problem involves multiplying decimals: (b) $0.47 \times 5$ and (e) $1.2 \times 4$. 2. For (b), we interpret $0.47$ as 47 hundredths, so multiplying by 5 means $47 \times 5$

1. **Stating the problem:** We are given several numerical expressions to evaluate: - $(106.7)(98.2)$

1. **State the problem:** Simplify the expression $\frac{820}{10}$ using the long division method. 2. **Formula and rules:** Division is the process of determining how many times t

1. The problem is to verify if the subtraction $245879 - 987542$ equals $741663$. 2. The formula for subtraction is $a - b = c$, where $a$ is the minuend, $b$ is the subtrahend, an

1. **State the problem:** Calculate the result of the subtraction $245879 - 987542$. 2. **Formula used:** Subtraction of integers is performed by subtracting the second number from

1. The problem is to simplify the expression $2 - 2$. 2. The subtraction operation means we take 2 and subtract 2 from it.

1. **State the problem:** We need to subtract the mixed numbers $1 \frac{5}{6}$ and $2 \frac{1}{3}$. 2. **Convert mixed numbers to improper fractions:**

1. **State the problem:** Calculate the result of the subtraction $94 - 102$. 2. **Formula used:** Subtraction of integers is performed by subtracting the second number from the fi

1. **Stating the problem:** We need to compare pairs of decimal numbers using inequalities (< or >), determine equality (= or \neq), and order lists of decimal numbers from smalles

1. The problem is to arrange the given numbers in ascending order. 2. The numbers given are: 108, 43, 94, 62, 136, 20, 67, 75, 123, 59, 86, 85, 32, 84, 83, 24, 131, 35, 145, 55, 76

1. The problem involves comparing decimal numbers, ordering them, and writing inequalities or equalities between pairs of decimals. 2. Important rules:

1. The problem is to evaluate the expression $-4$. 2. This is a simple arithmetic expression representing the negative integer four.

1. The problem is to multiply 432 by 61 using lattice multiplication. 2. Lattice multiplication is a method that breaks the multiplication into smaller parts using a grid.

1. **Rounding off the number 728.35** The problem asks to round the number 728.35. Usually, rounding is done to the nearest whole number or decimal place. Here, we will round to th