Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 + 58 by rounding each number to the nearest 10: ______
- Estimate 24 − 59 by rounding each number to the nearest 10: ______
- Estimate 80 − 87 by rounding each number to the nearest 10: ______
- Estimate 78 + 88 by rounding each number to the nearest 10: ______
- Estimate 60 + 47 by rounding each number to the nearest 10: ______
- Estimate 63 + 38 by rounding each number to the nearest 10: ______
- Estimate 42 + 62 by rounding each number to the nearest 10: ______
- Estimate 48 − 24 by rounding each number to the nearest 10: ______
- Estimate 55 + 46 by rounding each number to the nearest 10: ______
- Estimate 42 + 51 by rounding each number to the nearest 10: ______
- Estimate 41 − 62 by rounding each number to the nearest 10: ______
- Estimate 68 + 31 by rounding each number to the nearest 10: ______
- Estimate 81 + 89 by rounding each number to the nearest 10: ______
- Estimate 87 + 23 by rounding each number to the nearest 10: ______
- Estimate 79 − 73 by rounding each number to the nearest 10: ______
- Estimate 55 + 33 by rounding each number to the nearest 10: ______
- Estimate 36 + 64 by rounding each number to the nearest 10: ______
- Estimate 65 − 31 by rounding each number to the nearest 10: ______
- Estimate 50 + 78 by rounding each number to the nearest 10: ______
- Estimate 30 + 22 by rounding each number to the nearest 10: ______