Addition

Mental Maths

100

2+8=

10

200

5+10=

15

300

22+8=

30

400

25+15=

40

500

14+23=

37

Crossing 10s

100

11+13=

24

200

16+23

39

300

43+29=

72

400

101+37=

138

500

245+33=

278

Crossing 100s

100

385+40=

425

200

222+222=

444

300

345+91=

436

400

109+200=

309

500

376+481=

857

Crossing 1000s

100

950+100=

1050

200

1000+321=

1321

300

2300+1400=

3700

400

1234+2300=

3534

500

2579+6925=

9504

Word Problems

100

If Lottie has 12 apples and Chloe has 8 apples, how many apples do they have altogether?

20 apples

200

If Kat has 78 chocolate buttons and Molly has 39, how many do they have altogether?

117 chocolate buttons

300

If Molly's car has driven 230 miles and she drives another 62, how many miles has she driven altogether?

292 miles

400

If Lottie walks 2420 steps on the way to work and 3140 steps on the way home from work, how many steps has she walked altogether?

5560 steps

500

If Kat has 432 baked beans, Lottie has 361, Molly has 749 and Chloe has 124, how many baked beans do they have altogether?

1666 baked beans