Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 70 by rounding each number to the nearest 10: ______
- Estimate 47 − 44 by rounding each number to the nearest 10: ______
- Estimate 58 − 29 by rounding each number to the nearest 10: ______
- Estimate 42 + 45 by rounding each number to the nearest 10: ______
- Estimate 51 + 53 by rounding each number to the nearest 10: ______
- Estimate 53 + 40 by rounding each number to the nearest 10: ______
- Estimate 82 − 53 by rounding each number to the nearest 10: ______
- Estimate 48 − 34 by rounding each number to the nearest 10: ______
- Estimate 54 + 89 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 39 + 62 by rounding each number to the nearest 10: ______
- Estimate 87 − 67 by rounding each number to the nearest 10: ______
- Estimate 80 − 68 by rounding each number to the nearest 10: ______
- Estimate 39 − 31 by rounding each number to the nearest 10: ______
- Estimate 22 − 67 by rounding each number to the nearest 10: ______
- Estimate 32 − 77 by rounding each number to the nearest 10: ______
- Estimate 67 − 48 by rounding each number to the nearest 10: ______
- Estimate 76 + 50 by rounding each number to the nearest 10: ______
- Estimate 77 + 33 by rounding each number to the nearest 10: ______
- Estimate 21 − 45 by rounding each number to the nearest 10: ______