If I take 2 from 17 and add 2 to 22, it is the same as the number sentence after it. (Year 6 student) • In 43 + = 48 + 76, 43 to 48 is + 5, 81 to 76 is – 5. These are equivalent, as you’ve done the same action to both sides. (Year 7 student)
If I take 2 from 17 and add 2 to 22, it is the same as the number sentence after it. (Year 6 student)• In 43 + = 48 + 76, 43 to 48 is + 5, 81 to 76 is – 5. These are equivalent, as you’ve done the sameaction to both sides. (Year 7 student)