Question

Describe two different strategies you could use to add 16+35+24+14

Answer 1

Lowest to highest 14+16+24+35=89
or high to low 35+24+16+14=89

Answer 2

1. You could break them up:
10+30+20+10=70
6+5+4+4=19
70+19=89

2. Separate to groups:
16+35=51
24+14=38
51+38=89