TECH-031
3 - Fast Addition & Subtraction (8 Techniques)
Target: 3s
Complementary Pairing (Making Tens)
Reordering summands to pair numbers summing to 10 or 100.
Sponsored Learning Partner
Supporting free calculation training for competitive exam aspirants.
Relevant Entrance Exams
JEE_MAIN
JEE_ADVANCED
NEET
CET
SSC
BANKING
RAILWAY
CAMPUS
GENERAL
Prerequisites
Common Student Traps
- •Applying shortcut when boundary assumptions fail
- •Mental arithmetic carrying slip under time pressure
Sponsored Learning Partner
Supporting free calculation training for competitive exam aspirants.