4261 + 8234 + 2913 + 8217 + 6283 + 4172 =?
6 × 1.8 × 0.25 × 70 = ? + 9.5
9/5 × 18/25 ÷ 42/21 = ? - 82/75
(23.95)2 – (25.006)2 + (8.0099)2 – (7.07)2 = ? - (14.990)2
4(1/3) × 2(11/14) = 50% of ? + 86/11
(6.013 – 20.04) = ? + 9.98% of 5399.98
(23 × 8) – (13 × 5) + 67 =? x 6
(?) + (35)2 = (140)2 – (80)2 + 20% of 5480
(292 – 141) ÷ 5 + (40 ÷ 2) + 23 = ?
