Number (add/sub)
Hong Kong
Stage 1
Connect addition and subtraction
Interactive practice questions
Consider these three numbers:
| $4$4 | $8$8 | $4$4 |
a
Write a number sentence of the form
| $\editable{}+\editable{}=\editable{}$+= |
that uses ADDITION to connect the three numbers.
b
Now write a number sentence of the form
| $\editable{}-\editable{}=\editable{}$−= |
that uses SUBTRACTION to connect the three numbers.
Easy
< 1min
Consider these three numbers:
| $5$5 | $5$5 | $0$0 |
Easy
< 1min
Answer the following questions.
Easy
2min
Consider the following image.
Easy
< 1min
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