1Make an estimation and choose the correct answer. 82.45 × 9.78a80.6361b806.361c8063.61d80636.1Show answer
2Make an estimation and choose the correct answer. 30.03 × 0.065a1.95195b19.5195c195.195d1951.95Show answer
3Make an estimation and then choose the correct answer. 26.34 + 152.312 - 92.123a62.823b86.529c628.23d865.29Show answer
4Make an estimation and then choose the correct answer. 0.145 × 5.42a0.7859b7.859c78.59d785.9Show answer
5Give a reasonable estimate and then choose the correct answer. 26.8 ÷ 1.52a0.2144b2.144c214.4d17.63Show answer
