Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 − 36 by rounding each number to the nearest 10: ______
- Estimate 83 + 54 by rounding each number to the nearest 10: ______
- Estimate 27 + 82 by rounding each number to the nearest 10: ______
- Estimate 65 − 29 by rounding each number to the nearest 10: ______
- Estimate 30 − 42 by rounding each number to the nearest 10: ______
- Estimate 26 − 88 by rounding each number to the nearest 10: ______
- Estimate 37 − 53 by rounding each number to the nearest 10: ______
- Estimate 85 − 45 by rounding each number to the nearest 10: ______
- Estimate 81 + 63 by rounding each number to the nearest 10: ______
- Estimate 72 + 36 by rounding each number to the nearest 10: ______
- Estimate 70 + 68 by rounding each number to the nearest 10: ______
- Estimate 32 − 39 by rounding each number to the nearest 10: ______
- Estimate 83 + 72 by rounding each number to the nearest 10: ______
- Estimate 78 + 57 by rounding each number to the nearest 10: ______
- Estimate 55 − 77 by rounding each number to the nearest 10: ______
- Estimate 80 − 34 by rounding each number to the nearest 10: ______
- Estimate 66 + 86 by rounding each number to the nearest 10: ______
- Estimate 48 − 56 by rounding each number to the nearest 10: ______
- Estimate 58 + 35 by rounding each number to the nearest 10: ______
- Estimate 40 + 35 by rounding each number to the nearest 10: ______