Practicing Success
Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct. 25 * 7 * 40 * 20 * 4 * 210 |
–, +, =, ÷, × ×, –, +, ÷, = ×, +, –, ÷, = +, –, =, ÷, × |
×, +, –, ÷, = |
From option (3) 25 × 7 + 40 – 20 ÷ 4 = 210 175 + 40 – 5 = 210 215 – 5 = 210 210 = 210 |