Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 − 86 by rounding each number to the nearest 10: ______
- Estimate 38 + 81 by rounding each number to the nearest 10: ______
- Estimate 73 + 62 by rounding each number to the nearest 10: ______
- Estimate 50 − 28 by rounding each number to the nearest 10: ______
- Estimate 77 − 40 by rounding each number to the nearest 10: ______
- Estimate 38 + 60 by rounding each number to the nearest 10: ______
- Estimate 52 + 57 by rounding each number to the nearest 10: ______
- Estimate 25 + 64 by rounding each number to the nearest 10: ______
- Estimate 23 − 88 by rounding each number to the nearest 10: ______
- Estimate 25 − 60 by rounding each number to the nearest 10: ______
- Estimate 60 + 59 by rounding each number to the nearest 10: ______
- Estimate 84 − 24 by rounding each number to the nearest 10: ______
- Estimate 21 − 67 by rounding each number to the nearest 10: ______
- Estimate 65 − 86 by rounding each number to the nearest 10: ______
- Estimate 58 + 81 by rounding each number to the nearest 10: ______
- Estimate 21 + 58 by rounding each number to the nearest 10: ______
- Estimate 21 + 76 by rounding each number to the nearest 10: ______
- Estimate 32 + 73 by rounding each number to the nearest 10: ______
- Estimate 52 + 37 by rounding each number to the nearest 10: ______
- Estimate 80 − 68 by rounding each number to the nearest 10: ______