Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 89 + 68 by rounding each number to the nearest 10: ______
- Estimate 36 − 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 37 by rounding each number to the nearest 10: ______
- Estimate 66 + 51 by rounding each number to the nearest 10: ______
- Estimate 75 − 57 by rounding each number to the nearest 10: ______
- Estimate 72 − 87 by rounding each number to the nearest 10: ______
- Estimate 41 − 60 by rounding each number to the nearest 10: ______
- Estimate 25 − 41 by rounding each number to the nearest 10: ______
- Estimate 63 + 33 by rounding each number to the nearest 10: ______
- Estimate 35 + 32 by rounding each number to the nearest 10: ______
- Estimate 42 + 67 by rounding each number to the nearest 10: ______
- Estimate 38 − 57 by rounding each number to the nearest 10: ______
- Estimate 82 + 32 by rounding each number to the nearest 10: ______
- Estimate 56 − 24 by rounding each number to the nearest 10: ______
- Estimate 33 − 87 by rounding each number to the nearest 10: ______
- Estimate 22 + 88 by rounding each number to the nearest 10: ______
- Estimate 48 + 42 by rounding each number to the nearest 10: ______
- Estimate 61 + 46 by rounding each number to the nearest 10: ______
- Estimate 74 + 67 by rounding each number to the nearest 10: ______
- Estimate 66 + 63 by rounding each number to the nearest 10: ______