Addition
200+300=?
500
500-300=?
200
49 rounded to the nearest ten.
50
17
10+7
25
twenty five
450+150+=?
600
750-350=?
400
125 rounded to the nearest hundred.
100
237
200+30+7
450
four hundred fifty
1,000+340=?
1,340
470-420=?
50
459 rounded to the nearest hundred.
500
2,457
2,000+400+50+7
345
three hundred forty five
457+241=?
698
297-184=?
113
1,434 rounded to the nearest hundred.
1,400
34,578
30,000+4,000+500+70+8
1,237
one thousand two hundred thirty seven
549+434=?
983
634-397=?
237
459 rounded to the nearest ten.
460
50,762
50,000+700+60+2
3,750
three thousand seven hundred fifty