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10% of 840 + 840 ÷ 10 = ?
840
92
143
168
Simplify: 41² − 93²
2,704
-6,968
2,600
10,248
Simplify: 3/6 + 4/9
2/9
7/15
1/18
17/18
Simplify: 22 + 8 × 8 − 24 ÷ 8
27
83
237
62
Find the missing number: 196 + ? × 9 = 898
79
78
74
122