Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 − 63 by rounding each number to the nearest 10: ______
- Estimate 86 + 68 by rounding each number to the nearest 10: ______
- Estimate 89 − 30 by rounding each number to the nearest 10: ______
- Estimate 32 − 89 by rounding each number to the nearest 10: ______
- Estimate 31 − 77 by rounding each number to the nearest 10: ______
- Estimate 54 + 27 by rounding each number to the nearest 10: ______
- Estimate 31 + 73 by rounding each number to the nearest 10: ______
- Estimate 59 + 76 by rounding each number to the nearest 10: ______
- Estimate 44 − 28 by rounding each number to the nearest 10: ______
- Estimate 76 − 46 by rounding each number to the nearest 10: ______
- Estimate 42 − 63 by rounding each number to the nearest 10: ______
- Estimate 86 + 31 by rounding each number to the nearest 10: ______
- Estimate 51 + 63 by rounding each number to the nearest 10: ______
- Estimate 80 − 59 by rounding each number to the nearest 10: ______
- Estimate 41 + 47 by rounding each number to the nearest 10: ______
- Estimate 37 + 69 by rounding each number to the nearest 10: ______
- Estimate 26 + 80 by rounding each number to the nearest 10: ______
- Estimate 30 + 87 by rounding each number to the nearest 10: ______
- Estimate 36 + 68 by rounding each number to the nearest 10: ______
- Estimate 83 + 61 by rounding each number to the nearest 10: ______