Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 + 82 by rounding each number to the nearest 10: ______
- Estimate 73 − 83 by rounding each number to the nearest 10: ______
- Estimate 70 + 71 by rounding each number to the nearest 10: ______
- Estimate 31 + 66 by rounding each number to the nearest 10: ______
- Estimate 78 + 42 by rounding each number to the nearest 10: ______
- Estimate 44 + 62 by rounding each number to the nearest 10: ______
- Estimate 36 + 51 by rounding each number to the nearest 10: ______
- Estimate 62 − 77 by rounding each number to the nearest 10: ______
- Estimate 39 − 80 by rounding each number to the nearest 10: ______
- Estimate 89 + 86 by rounding each number to the nearest 10: ______
- Estimate 47 + 37 by rounding each number to the nearest 10: ______
- Estimate 80 + 74 by rounding each number to the nearest 10: ______
- Estimate 35 + 39 by rounding each number to the nearest 10: ______
- Estimate 63 − 38 by rounding each number to the nearest 10: ______
- Estimate 78 − 77 by rounding each number to the nearest 10: ______
- Estimate 30 + 82 by rounding each number to the nearest 10: ______
- Estimate 87 − 31 by rounding each number to the nearest 10: ______
- Estimate 40 − 40 by rounding each number to the nearest 10: ______
- Estimate 48 − 51 by rounding each number to the nearest 10: ______
- Estimate 76 − 31 by rounding each number to the nearest 10: ______