Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 65 by rounding each number to the nearest 10: ______
- Estimate 36 − 73 by rounding each number to the nearest 10: ______
- Estimate 35 − 56 by rounding each number to the nearest 10: ______
- Estimate 49 − 64 by rounding each number to the nearest 10: ______
- Estimate 47 − 85 by rounding each number to the nearest 10: ______
- Estimate 73 + 47 by rounding each number to the nearest 10: ______
- Estimate 56 + 52 by rounding each number to the nearest 10: ______
- Estimate 74 − 72 by rounding each number to the nearest 10: ______
- Estimate 68 − 50 by rounding each number to the nearest 10: ______
- Estimate 58 − 34 by rounding each number to the nearest 10: ______
- Estimate 58 + 80 by rounding each number to the nearest 10: ______
- Estimate 75 + 81 by rounding each number to the nearest 10: ______
- Estimate 68 + 79 by rounding each number to the nearest 10: ______
- Estimate 56 − 42 by rounding each number to the nearest 10: ______
- Estimate 60 − 79 by rounding each number to the nearest 10: ______
- Estimate 71 − 68 by rounding each number to the nearest 10: ______
- Estimate 22 − 83 by rounding each number to the nearest 10: ______
- Estimate 87 − 89 by rounding each number to the nearest 10: ______
- Estimate 52 − 39 by rounding each number to the nearest 10: ______
- Estimate 31 − 32 by rounding each number to the nearest 10: ______